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<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
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<title>Wt examples: ScatterPlotExample Class Reference</title>
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<h1>ScatterPlotExample Class Reference<br>
<small>
[<a class="el" href="group__chartsexample.html">Charts example</a>]</small>
</h1><!-- doxytag: class="ScatterPlotExample" --><!-- doxytag: inherits="Wt::WContainerWidget" -->A Widget that demonstrates a scatter plot.
<a href="#_details">More...</a>
<p>
<code>#include <<a class="el" href="ChartsExample_8h-source.html">ChartsExample.h</a>></code>
<p>
<div class="dynheader">
Inheritance diagram for ScatterPlotExample:</div>
<div class="dynsection">
<p><center><img src="classScatterPlotExample__inherit__graph.png" border="0" usemap="#ScatterPlotExample__inherit__map" alt="Inheritance graph"></center>
<map name="ScatterPlotExample__inherit__map">
<area shape="rect" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1WContainerWidget.html" title="Wt::WContainerWidget" alt="" coords="5,304,157,331"><area shape="rect" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1WInteractWidget.html" title="Wt::WInteractWidget" alt="" coords="11,229,152,256"><area shape="rect" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1WWebWidget.html" title="Wt::WWebWidget" alt="" coords="20,155,143,181"><area shape="rect" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1WWidget.html" title="Wt::WWidget" alt="" coords="33,80,129,107"><area shape="rect" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1WObject.html" title="Wt::WObject" alt="" coords="33,5,129,32"></map>
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<p>
<a href="classScatterPlotExample-members.html">List of all members.</a><table border="0" cellpadding="0" cellspacing="0">
<tr><td></td></tr>
<tr><td colspan="2"><br><h2>Public Member Functions</h2></td></tr>
<tr><td class="memItemLeft" nowrap align="right" valign="top"> </td><td class="memItemRight" valign="bottom"><a class="el" href="classScatterPlotExample.html#75f30afe584a342437d901217fd232db">ScatterPlotExample</a> (<a class="elRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1WContainerWidget.html">Wt::WContainerWidget</a> *<a class="elRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1WWidget.html#3461e31818c4d2f516641bdaf508312a">parent</a>)</td></tr>
<tr><td class="mdescLeft"> </td><td class="mdescRight">Creates the scatter plot example. <a href="#75f30afe584a342437d901217fd232db"></a><br></td></tr>
</table>
<hr><a name="_details"></a><h2>Detailed Description</h2>
A Widget that demonstrates a scatter plot.
<p>Definition at line <a class="el" href="ChartsExample_8h-source.html#l00049">49</a> of file <a class="el" href="ChartsExample_8h-source.html">ChartsExample.h</a>.</p>
<hr><h2>Constructor & Destructor Documentation</h2>
<a class="anchor" name="75f30afe584a342437d901217fd232db"></a><!-- doxytag: member="ScatterPlotExample::ScatterPlotExample" ref="75f30afe584a342437d901217fd232db" args="(Wt::WContainerWidget *parent)" -->
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<td class="memname">ScatterPlotExample::ScatterPlotExample </td>
<td>(</td>
<td class="paramtype"><a class="elRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1WContainerWidget.html">Wt::WContainerWidget</a> * </td>
<td class="paramname"> <em>parent</em> </td>
<td> ) </td>
<td></td>
</tr>
</table>
</div>
<div class="memdoc">
<p>
Creates the scatter plot example.
<p>
<p>Definition at line <a class="el" href="ChartsExample_8C-source.html#l00179">179</a> of file <a class="el" href="ChartsExample_8C-source.html">ChartsExample.C</a>.</p>
<div class="fragment"><pre class="fragment"><a name="l00179"></a>00179 :
<a name="l00180"></a>00180 <a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1WContainerWidget.html#520ba6e52a36a7f2efbef1a31a69e898">WContainerWidget</a>(parent)
<a name="l00181"></a>00181 {
<a name="l00182"></a>00182 <span class="keyword">new</span> <a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1WText.html">WText</a>(WString::tr(<span class="stringliteral">"scatter plot 2"</span>), <span class="keyword">this</span>);
<a name="l00183"></a>00183
<a name="l00184"></a>00184 <a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1WStandardItemModel.html">WStandardItemModel</a> *model = <span class="keyword">new</span> <a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1WStandardItemModel.html">WStandardItemModel</a>(40, 2, <span class="keyword">this</span>);
<a name="l00185"></a>00185 model-><a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1WAbstractItemModel.html#57f5d417f933440db0d38ece7dd370f4">setHeaderData</a>(0, boost::any(<a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1WString.html">WString</a>(<span class="stringliteral">"X"</span>)));
<a name="l00186"></a>00186 model-><a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1WAbstractItemModel.html#57f5d417f933440db0d38ece7dd370f4">setHeaderData</a>(1, boost::any(<a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1WString.html">WString</a>(<span class="stringliteral">"Y = sin(X)"</span>)));
<a name="l00187"></a>00187
<a name="l00188"></a>00188 <span class="keywordflow">for</span> (<span class="keywordtype">unsigned</span> i = 0; i < 40; ++i) {
<a name="l00189"></a>00189 <span class="keywordtype">double</span> x = (<span class="keyword">static_cast<</span><span class="keywordtype">double</span><span class="keyword">></span>(i) - 20) / 4;
<a name="l00190"></a>00190
<a name="l00191"></a>00191 model-><a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1WAbstractItemModel.html#70856db8c322be8c7f397a932165a943">setData</a>(i, 0, boost::any(x));
<a name="l00192"></a>00192 model-><a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1WAbstractItemModel.html#70856db8c322be8c7f397a932165a943">setData</a>(i, 1, boost::any(sin(x)));
<a name="l00193"></a>00193 }
<a name="l00194"></a>00194
<a name="l00195"></a>00195 <span class="comment">/*</span>
<a name="l00196"></a>00196 <span class="comment"> * Create the scatter plot.</span>
<a name="l00197"></a>00197 <span class="comment"> */</span>
<a name="l00198"></a>00198 <a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1Chart_1_1WCartesianChart.html">WCartesianChart</a> *chart = <span class="keyword">new</span> <a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1Chart_1_1WCartesianChart.html">WCartesianChart</a>(<span class="keyword">this</span>);
<a name="l00199"></a>00199 chart-><a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1Chart_1_1WAbstractChart.html#a23d116689e939301470398df8ad5c8b">setModel</a>(model); <span class="comment">// set the model</span>
<a name="l00200"></a>00200 chart-><a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1Chart_1_1WCartesianChart.html#6c954fa4ed6d73f00ee973bfe3af5ed0">setXSeriesColumn</a>(0); <span class="comment">// set the column that holds the X data</span>
<a name="l00201"></a>00201 chart-><a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1Chart_1_1WCartesianChart.html#26c3d97f4884da079e01e7b50447a915">setLegendEnabled</a>(<span class="keyword">true</span>); <span class="comment">// enable the legend</span>
<a name="l00202"></a>00202
<a name="l00203"></a>00203 chart-><a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1Chart_1_1WCartesianChart.html#02775290965d59ffba03da574925e387">setType</a>(<a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/group__charts.html#gg8d63464f873580c77508e1c0c26cbfea6ddab43d32242eb28831938a1e469a1f">ScatterPlot</a>); <span class="comment">// set type to ScatterPlot</span>
<a name="l00204"></a>00204
<a name="l00205"></a>00205 <span class="comment">// Typically, for mathematical functions, you want the axes to cross</span>
<a name="l00206"></a>00206 <span class="comment">// at the 0 mark:</span>
<a name="l00207"></a>00207 chart-><a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1Chart_1_1WCartesianChart.html#f966d6ee6b2e43e6b26e794459005375">axis</a>(<a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/group__charts.html#ggddb678f67fbd9f374fcee0922f158c9f2a592919e6cbd94bf09e1259559499b5">XAxis</a>).<a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1Chart_1_1WAxis.html#6dab2f46117b85a4a6f439e4f194ee82">setLocation</a>(<a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/group__charts.html#gg77eb6d0cefa4a012950ea972b471b849f2e58ce3483a5ec496f65fb808ce72b9">ZeroValue</a>);
<a name="l00208"></a>00208 chart-><a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1Chart_1_1WCartesianChart.html#f966d6ee6b2e43e6b26e794459005375">axis</a>(<a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/group__charts.html#ggddb678f67fbd9f374fcee0922f158c9f2e1017fdef77b4663715c3d7663a4db4">YAxis</a>).<a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1Chart_1_1WAxis.html#6dab2f46117b85a4a6f439e4f194ee82">setLocation</a>(<a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/group__charts.html#gg77eb6d0cefa4a012950ea972b471b849f2e58ce3483a5ec496f65fb808ce72b9">ZeroValue</a>);
<a name="l00209"></a>00209
<a name="l00210"></a>00210 <span class="comment">// Provide space for the X and Y axis and title. </span>
<a name="l00211"></a>00211 chart-><a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1Chart_1_1WAbstractChart.html#ce6ea85014f731c7034e4215710a8a48">setPlotAreaPadding</a>(100, Left);
<a name="l00212"></a>00212 chart-><a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1Chart_1_1WAbstractChart.html#ce6ea85014f731c7034e4215710a8a48">setPlotAreaPadding</a>(50, Top | Bottom);
<a name="l00213"></a>00213
<a name="l00214"></a>00214 <span class="comment">// Add the curves</span>
<a name="l00215"></a>00215 <a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1Chart_1_1WDataSeries.html">WDataSeries</a> s(1, <a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/group__charts.html#gg44d64e4a9d08c7ef69648f4a9c3e4053805880e23c0292fb7a66b2cda2a2f5bf">CurveSeries</a>);
<a name="l00216"></a>00216 s.setShadow(<a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1WShadow.html">WShadow</a>(3, 3, <a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1WColor.html">WColor</a>(0, 0, 0, 127), 3));
<a name="l00217"></a>00217 chart-><a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1Chart_1_1WCartesianChart.html#fa4ac6588e6e2e0dd93320c3a0541d46">addSeries</a>(s);
<a name="l00218"></a>00218
<a name="l00219"></a>00219 chart-><a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1WPaintedWidget.html#a57b940110d240951d0e3a6d03390319">resize</a>(800, 300); <span class="comment">// WPaintedWidget must be given explicit size</span>
<a name="l00220"></a>00220
<a name="l00221"></a>00221 chart-><a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1WWebWidget.html#07719d06da0dd17af2381c663e8fb0b7">setMargin</a>(10, Top | Bottom); <span class="comment">// add margin vertically</span>
<a name="l00222"></a>00222 chart-><a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/classWt_1_1WWebWidget.html#07719d06da0dd17af2381c663e8fb0b7">setMargin</a>(WLength::Auto, Left | Right); <span class="comment">// center horizontally</span>
<a name="l00223"></a>00223
<a name="l00224"></a>00224 <a class="code" href="classChartConfig.html" title="A class that allows configuration of a cartesian chart.">ChartConfig</a> *config = <span class="keyword">new</span> <a class="code" href="classChartConfig.html" title="A class that allows configuration of a cartesian chart.">ChartConfig</a>(chart, <span class="keyword">this</span>);
<a name="l00225"></a>00225 config-><a class="code" href="classChartConfig.html#5f4ddb33c53dc6907dcf73c2598ad0fa">setValueFill</a>(<a class="codeRef" doxygen="wt.tags:../../reference/html/" href="../../reference/html/group__charts.html#gg7236e5b04bdb6f393162842982b4d1a050b16db97a187f9acccdbeecf8732ff0">ZeroValueFill</a>);
<a name="l00226"></a>00226 }
</pre></div>
<p>
</div>
</div><p>
<hr>The documentation for this class was generated from the following files:<ul>
<li>/home/koen/project/wt/public-git/wt/examples/charts/<a class="el" href="ChartsExample_8h-source.html">ChartsExample.h</a><li>/home/koen/project/wt/public-git/wt/examples/charts/<a class="el" href="ChartsExample_8C-source.html">ChartsExample.C</a></ul>
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